#define LTTNG_DYNAMIC_ARRAY_H
#include <common/dynamic-buffer.h>
-#include <assert.h>
typedef void (*lttng_dynamic_array_element_destructor)(void *element);
typedef void (*lttng_dynamic_pointer_array_destructor)(void *ptr);
void *lttng_dynamic_array_get_element(const struct lttng_dynamic_array *array,
size_t element_index)
{
- assert(element_index < array->size);
+ LTTNG_ASSERT(element_index < array->size);
return array->buffer.data + (element_index * array->element_size);
}
return *element;
}
+/*
+ * Returns the pointer at index `index`, sets the array slot to NULL. Does not
+ * run the destructor.
+ */
+
+static inline
+void *lttng_dynamic_pointer_array_steal_pointer(
+ struct lttng_dynamic_pointer_array *array, size_t index)
+{
+ void **p_element = lttng_dynamic_array_get_element(&array->array, index);
+ void *element = *p_element;
+
+ *p_element = NULL;
+
+ return element;
+}
+
/*
* Add a pointer to the end of a dynamic pointer array. The array's element
* count is increased by one and its underlying capacity is adjusted